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Effect of graphene liquid crystal on dielectric properties of polydimethylsiloxane nanocomposites

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成果类型:
期刊论文
作者:
Zhang, Zhuangzhuang;Zhang, Jiaoxia*;Li, Shiyun;Liu, Jianping;Dong, Mengyao;...
通讯作者:
Zhang, Jiaoxia;Guo, Zhanhu
作者机构:
[Zhang, Jiaoxia; Li, Shiyun; Liu, Jianping; Tang, Jijun; Lei, Shuya; Zhang, Zhuangzhuang] Jiangsu Univ Sci & Technol, Sch Mat Sci & Engn, Zhenjiang 212003, Jiangsu, Peoples R China.
[Dong, Mengyao; Guo, Zhanhu] Univ Tennessee, Dept Chem & Biomol Engn, ICL, Knoxville, TN 37996 USA.
[Dong, Mengyao] Zhengzhou Univ, Natl Engn Res Ctr Adv Polymer Proc Technol, Key Lab Mat Proc & Mold, Minist Educ, Zhengzhou 450002, Henan, Peoples R China.
[Li, Yingchun] North Univ China, Sch Mat Sci & Engn, Taiyuan 030051, Shanxi, Peoples R China.
[Lu, Na] Purdue Univ, Birck Nanotechnol Ctr, Sch Mat Engn, Lyles Sch Civil Engn, W Lafayette, IN 47906 USA.
通讯机构:
[Zhang, Jiaoxia] J
[Guo, Zhanhu] U
Jiangsu Univ Sci & Technol, Sch Mat Sci & Engn, Zhenjiang 212003, Jiangsu, Peoples R China.
Univ Tennessee, Dept Chem & Biomol Engn, ICL, Knoxville, TN 37996 USA.
语种:
英文
关键词:
Graphene;High-permittivity;Liquid crystal;Polymer-matrix composites
期刊:
Composites Part B: Engineering
ISSN:
1359-8368
年:
2019
卷:
176
页码:
107338
机构署名:
本校为其他机构
院系归属:
材料科学与工程学院
摘要:
Graphene can form a liquid crystal phase due to its anisotropic flake characteristics, it shows great potential in the field of high dielectric composites. In this paper, the graphene oxide sheets are grafted onto copolymer to uniformly disperse and maintain the liquid crystal state in a non-polar solvent, then the modified graphene oxide liquid crystal is transferred to polydimethylsiloxane. Graphene/polydimethylsiloxane nanocomposites are obtained by high temperature reduction and curing reactions. When the filler content is 4 wt%, the permit...

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